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a) General site layout <br /> The Stockton facility has been designed to divert and control the flow of all liquids <br /> to minimize exposure to all office areas with liquid contamination and further adhere to <br /> onsite containment control. The facility is equipped with a certified UL 142 12,000-gallon <br /> single walled steel #2 Diesel fuel product storage tank. The waste oil totes are securely <br /> located on a spill pallet that has the capability to retain the entire volume of both totes. <br /> The fuel retain 240 gallon fuel storage tank is located within its own spill containment tank <br /> and all 55-gallon drums of oil products are securely contained inside and outside, on <br /> pallets, of the truck shop. Any spill or discharge will be contained within the boundaries <br /> of the spill container or within the boundaries of the truck shop area. All liquids within or <br /> around the truck shop will drained to an oil/water separator. No liquid discharge will be <br /> allowed to drain from the facility without verification that it is free of oil products and <br /> management approval. <br /> b) Buried Piping installation, protection and examination <br /> There is no buried piping within Williams Tank Lines fuel operations. Piping from <br /> the #2 Diesel fuel dispensing system has been removed and capped off. <br /> c) Pipe support design <br /> There is one pipe support throughout the facility operations. The support is located <br /> on the 12,000 gallon #2 Diesel fuel storage tank's fill pipe. The support is visual checked <br /> and inspected monthly. Records of the monthly inspections are maintained within the <br /> SPCC Plan. <br /> d) Aboveground valve and pipeline examinations <br /> Aboveground valve, piping and any and all oil connections devices shall be <br /> inspected on a regular basis and note the conditions of the pipes, flanges, pipeline, <br /> supports, locking valves, meatal surfaces and any area that has a high potential for <br /> leaking. All aboveground piping shall be marked with the product content and direction of <br /> flow. Inspections of the system are performed monthly and recorded on the forms in <br /> Appendix B & C of the SPCC Plan. <br />